Win32_WindowsProductActivation - The Win32_WindowsProductActivation class contains properties and methods that relate to Windows Product Activation such as: activation state, grace period and provides the ability to activate the machine online and offline.

Win32_WindowsProductActivation
The Win32_WindowsProductActivation class contains properties and methods that relate to Windows Product Activation such as: activation state, grace period and provides the ability to activate the machine online and offline.
NameSpace Path
\ROOT\CIMV2
PROPERTY	SMS_REPORT	CIMTYPE	DESCRIPTION
ActivationRequired		UInt32	The ActivationRequired property indicates whether the activation is pending for the system. If 1 (true), the system must be activated within the RemainingGracePeriod.
Caption		String	A short textual description (one-line string) of the CIM_Setting object.
Description		String	A textual description of the CIM_Setting object.
IsNotificationOn		UInt32	The IsNotificationOn property indicates whether the Windows Product Activation Notification reminders are enabled(1) or disabled(0).
ProductID		String	The ProductID provides the same information as is displayed in System Properties.
RemainingEvaluationPeriod		UInt32	The RemainingEvaluationPeriod property indicates the number of days remaining for beta or evaluation media. Otherwise it is set to the largest unsigned value.
RemainingGracePeriod		UInt32	The RemainingGracePeriod property indicates the number of days remaining if ActivationRequired is 1.
ServerName		String	The ServerName property uniquely identifies the system whose WPA properties and methods are to be accessed.
SettingID		String	The identifier by which the CIM_Setting object is known.
SAMPLE DATA INSTANCE
instance of Win32_WindowsProductActivation { ActivationRequired = 0; IsNotificationOn = 1; ProductID = "69712-296-1219341-44151"; RemainingEvaluationPeriod = 2147483647; RemainingGracePeriod = 2147483647; ServerName = "sccm01.DudeWorks.local"; };